public final class SubTreeMutation extends Object implements GeneticOperator
Constructor and Description |
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SubTreeMutation(Random random,
TreeGenerator treeGenerator)
Creates a
SubTreeMutation that uses the given TreeGenerator to generate new subtrees to replace existing subtrees. |
Modifier and Type | Method and Description |
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Node |
evolve(NodeSelector selector)
Returns a new
Node evolved from existing instances. |
public SubTreeMutation(Random random, TreeGenerator treeGenerator)
SubTreeMutation
that uses the given TreeGenerator
to generate new subtrees to replace existing subtrees.random
- used to randomly select nodes to mutatetreeGenerator
- used to generate new subtrees to replace nodes selected for mutationpublic Node evolve(NodeSelector selector)
GeneticOperator
Node
evolved from existing instances.evolve
in interface GeneticOperator
selector
- used to select the existing instances to use as a basis for evolving a new instanceNode
evolved from existing instances obtained from selector
OakGP Genetic Programming Framework